Tech Companies in Luxembourg

Discover 31 tech companies headquartered in Luxembourg. Sovereign European software with EU data residency and local expertise.

Cities in Luxembourg

Companies (31)

  • Infercom

    EU sovereign AI inference platform. Runs open-source LLMs on dedicated SambaNova hardware in European data centers. No GPUs — purpose-built AI chips delivering up to 10x faster inference at 5x better energy efficiency. European company (Luxembourg), no US parent. OpenAI-compatible API, GDPR compliant, ISO 27001 certified. Built for regulated industries needing AI performance without compromising on data sovereignty.

    📍 Luxembourg
  • Mixvoip

    Voxbi is Mixvoip’s cloud PBX developed and hosted in Luxembourg. It provides business telephony with smart call routing, IVR, call queues, softphones for desktop and mobile, and integrations with tools such as Microsoft 365 and Odoo. Data is hosted in the EU under GDPR rules. Voxbi supports SIP hardware and APIs, giving companies full control over their voice infrastructure without on-site PBX equipment.

    📍 Luxembourg
  • LetzSecure

    LetzSecure is a cybersecurity platform that trains employees to spot and stop cyberattacks. Our system automatically runs realistic AI phishing tests and delivers targeted training to the right people, doing the heavy lifting for you. We make top-tier protection simple, preventing human error while helping companies meet EU compliance mandates like NIS2 and DORA without requiring a dedicated security team.

    📍 Walferdange
  • Passbolt

    Passbolt is an open source credential platform built-first for security-conscious IT teams, yet simple enough for company-wide adoption.

    📍 Luxembourg
  • Questa AI

    Safe AI Analytics for Executives without sharing Confindetial Data for AI Training to LLM Models

    📍 Luxembourg
  • dmarced

    dmarced is a Luxembourg-based DMARC monitoring platform helping teams gain visibility into their email traffic and prevent domain spoofing.

    📍 Luxembourg
  • GOVERNYS

    Governys develops sovereign European software solutions for contract lifecycle management, contractual compliance management, and provider oversight, covering the full lifecycle from due diligence to risk assessment, monitoring, audit readiness, and exit strategy planning. Its solutions are built and hosted exclusively within the European Union, avoiding extraterritorial exposure (e.g., Cloud Act, FISA) and ensuring alignment with European data protection and digital resilience standards.

    📍 Pétange
  • Monnett

    Building the largest human membership social network in the world to connect with friends again, a European alternative to Facebook, Instagram.

    📍 Luxembourg
  • Gcore Verified

    Cloud, Edge, Security and AI Solutions.

    📍 Luxembourg
  • Supplier Sentinel Sàrl

    Provider of supplier (risk) management, invoice and quote management solutions to help businesses implement and maintain effective procurement & risk policies.

    📍 Schifflange
  • Omnis Cloud Sarl

    Omnis Cloud provides private and hybrid cloud solutions based on Open Source software which deliver sovereign, scalable and secure infrastructures.

    📍 Luxembourg City
  • Tailride

    Tailride provides AI-powered software for automating invoice and receipt extraction from emails and web portals.

    📍 Luxembourg
  • Hiro Capital

    Hiro Capital is a founder-led venture capital firm that invests in technology companies from Series A to Scale Up. It focuses on sectors including AI, robotics, defence, space, longevity, and gaming.

    📍 Luxembourg
  • Vai

    Smarter Connectivity for the Venture Ecosystem. Vai is a Connectivity as a Service (CaaS) platform Vai structures connectivity between ALL players.

    📍 Walferdange
  • WEDOS

    DDoS Protection, Anycast DNS, Global DNS Hosting, CDN

    📍 Luxembourg
  • The House of Ethics

    First specialists in AI ethics, Data ethics and responsable Governance from Luxembourg. Independent, no bigtech funding!

    📍 Luxembourg
  • European Investment Fund

    EU institution providing risk finance to SMEs and mid-caps across Europe through venture capital, guarantees, and microfinance.

    📍 Luxembourg City
  • MANGOPAY

    Payment infrastructure for platforms and marketplaces.

    📍 Luxembourg
  • CloudSoul

    CloudSoul provides full-stack NIS2 compliance and EU-sovereign cloud security operations for mid-market companies.

    📍 Luxembourg
  • CamoCopy

    An AI-powered assistant and privacy-friendly alternative to ChatGPT that features an integrated search engine while keeping users completely anonymous.

    📍 Kehlen
  • EuroDNS

    Domain registrar and DNS.

    📍 Luxembourg
  • EasyBiz

    EasyBiz provides AI streamlined incorporation and accounting services tailored for entrepreneurs in Luxembourg.

    📍 Luxembourg City
  • Emma Technologies S.à r.l.

    emma delivers a single operating layer to orchestrate & connect distributed infrastructure across on-prem, hyperscalers, regional, sovereign, and AI clouds.

    📍 Luxembourg
  • European Made Goods

    European Made Goods is an online marketplace for verified products made in Europe. We connect consumers and businesses directly with European producers.

    📍 Belval
  • Civocracy

    Citizen engagement and digital democracy platform.

    📍 Luxembourg City
  • CONSELIO

    Sass solution. Billing system, Peppol compliant, technical interventions management, business pipeline, diary, inventory management,...

    📍 Esch Sur Alzette
  • Easylab AI

    Easylab.ai focuses on transforming businesses through the implementation of intelligent automation and advanced artificial intelligence solutions.

    📍 Roeser
  • Lifestyle Tech Europe

    The first map of European lifestyle-tech startups and investors.

    📍 Luxembourg
  • inett SARL

    A Linux and Open Source IT service provider for Proxmox, Ceph, OPNsense and Automation Solutions

    📍 Wintrange
  • RG Labs

    Butterfly is an AI-powered fast-code development platform that enables enterprises to build custom business applications, automate workflows, and integrate data across systems without traditional coding complexity. It combines a no-code/low-code environment with an AI assistant that acts as a built-in business analyst, developer, and designer, and connects natively with enterprise systems like SAP, Oracle, ERP, CRM, and cloud providers (AWS, Azure, GCP).

    📍 Luxembourg
  • EcoCitizen

    EcoCitizen provides solutions and consulting to help individuals and organizations take fast, smart action against climate change.

    📍 Luxembourg City

Frequently Asked Questions

What tech companies are based in Luxembourg?
Luxembourg is home to 31 European tech companies listed on European Tech Map, spanning categories like analytics, CRM, cloud infrastructure, and more.
Does software from Luxembourg keep my data in the EU?
Yes, companies based in Luxembourg operate under EU regulations and typically offer European data residency. Listings on European Tech Map prioritize EU-built, sovereign options.
Why choose software from Luxembourg?
Luxembourg-based software offers digital sovereignty, EU data residency, local support, and reduced dependence on US tech compared to non-EU alternatives.